diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2012-11-28 14:51:23 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-07 11:16:48 -0800 |
| commit | 0555cb987ae76b53dc19e33c308e747b43622741 (patch) | |
| tree | 1787fbca920628258719ff0b0bd31b5aa34da439 /drivers/staging/fwserial/fwserial.h | |
| parent | 9929362348096bd9396c523338127fc9b7487c42 (diff) | |
staging/fwserial: Limit tx/rx to 1394-2008 spec maximum
Per this conversation https://lkml.org/lkml/2012/11/27/587
limit the maximum transmission to the IEEE 1394-2008 specification
maximum size of 4096 bytes for asynchronous packets.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/fwserial/fwserial.h')
| -rw-r--r-- | drivers/staging/fwserial/fwserial.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/staging/fwserial/fwserial.h b/drivers/staging/fwserial/fwserial.h index 8b572edf9563..caa1c1ea82d5 100644 --- a/drivers/staging/fwserial/fwserial.h +++ b/drivers/staging/fwserial/fwserial.h @@ -374,10 +374,10 @@ static inline void fwtty_bind_console(struct fwtty_port *port, */ static inline int link_speed_to_max_payload(unsigned speed) { - static const int max_async[] = { 307, 614, 1229, 2458, 4916, 9832, }; - BUILD_BUG_ON(ARRAY_SIZE(max_async) - 1 != SCODE_3200); + static const int max_async[] = { 307, 614, 1229, 2458, }; + BUILD_BUG_ON(ARRAY_SIZE(max_async) - 1 != SCODE_800); - speed = clamp(speed, (unsigned) SCODE_100, (unsigned) SCODE_3200); + speed = clamp(speed, (unsigned) SCODE_100, (unsigned) SCODE_800); if (limit_bw) return max_async[speed]; else |